Updated: 2021-12-28 06:46:00 EST
This webpage/report is intended to aggregate information from different agencies (i.e. USACE, SFWMD, FWC, USGS and NOAA) into one spot to help inform local government agencies and stakeholders on conditions within Lake Okeechobee, the Caloosahatchee River and Estuary and Coastal southwest Florida. The data provided here should be considered preliminary and are subject to change.
Daily discharge volume in Acre-Feet per day for the last 14-days. Data Source: USACE | |||||||||||||||
Date | S77 | S78 | S79 | S310 | S351 | S352 | S354 | L8 | S308 | S80 | NthLake 1 | WCA1 | WCA2 | WCA3 | ENP 2 |
12-27 | 3055 | 3180 | 4407 | -10 | 1708 | 399 | 670 | 95 | 0 | 199 | 783 | 0 | 67 | 0 | 3,080.329 |
12-26 | 2920 | 3198 | 4419 | -9 | 226 | 103 | 405 | 141 | 0 | 27 | 1168 | 0 | 83 | 0 | 2,991.073 |
12-25 | 3213 | 3208 | 3636 | 2 | 141 | 0 | 480 | 50 | 0 | 15 | 950 | 0 | 101 | 0 | 2,939.503 |
12-24 | 3108 | 2594 | 3581 | -1 | 236 | 0 | 700 | 131 | 0 | 15 | 1109 | 0 | 161 | 0 | 2,881.982 |
12-23 | 2989 | 2519 | 3683 | -2 | 373 | 0 | 518 | -46 | 0 | 40 | 1220 | 524 | 169 | 6 | 2,891.899 |
12-22 | 3100 | 2904 | 4769 | 0 | 1307 | 0 | 502 | -75 | 0 | 409 | 1148 | 422 | 218 | 0 | 3,211.238 |
12-21 | 3233 | 3268 | 3789 | 6 | 0 | 0 | 63 | -131 | 0 | 636 | 1365 | 559 | 278 | 0 | 3,320.329 |
12-20 | 2888 | 3239 | 4607 | -2 | 1071 | 0 | 232 | -230 | 0 | 668 | 1111 | 395 | 109 | 0 | 3,278.676 |
12-19 | 2295 | 2773 | 3666 | 5 | 0 | 0 | 159 | -230 | 0 | 590 | 942 | 260 | 83 | 0 | 3,169.585 |
12-18 | 2100 | 2601 | 3384 | 1 | 0 | 230 | 180 | -256 | 0 | 51 | 1212 | 1079 | 101 | 0 | 3,215.205 |
12-17 | 2432 | 2684 | 3733 | 4 | 0 | 69 | 0 | -298 | 0 | 69 | 1228 | 407 | 177 | 0 | 3,155.701 |
12-16 | 3138 | 3143 | 3744 | -1 | 0 | 89 | 0 | -383 | 0 | 37 | 938 | 58 | 109 | 0 | 3,250.907 |
12-15 | 3213 | 3186 | 4036 | 0 | 0 | 50 | 200 | -305 | 254 | 44 | 1077 | 454 | 75 | 0 | 3,318.345 |
1 Includes discharges from Fisheating Creek, S71, S72, S84, S84X, S65E, and S65EX1 | |||||||||||||||
2 Estimated as S12s+(S333+S333N)-S356. If no data is present (i.e. -NR-) either S12s, S333s or S356 data is not available. | |||||||||||||||
Average and total net discharge volume in Acre-Feet per day for the last 7-days. Data Source: USACE | |||||||||||||||
Statistic | S77 | S78 | S79 | S310 | S351 | S352 | S354 | L8 | S308 | S80 | NthLake | WCA1 | WCA2 | WCA3 | ENP |
Average | 3088 | 2982 | 4041 | -2 | 570 | 72 | 477 | 24 | 0 | 192 | 1106 | 215 | 154 | 1 | 3,045.193 |
Total | 21618 | 20871 | 28284 | -14 | 3991 | 502 | 3338 | 165 | 0 | 1341 | 7743 | 1505 | 1077 | 6 | 21,316.352 |
Average and total net discharge volume in Acre-Feet per day for the last 14-days. Data Source: USACE | |||||||||||||||
Statistic | S77 | S78 | S79 | S310 | S351 | S352 | S354 | L8 | S308 | S80 | NthLake | WCA1 | WCA2 | WCA3 | ENP |
Average | 2899 | 2961 | 3958 | -1 | 389 | 72 | 316 | -118 | 20 | 215 | 1096 | 320 | 133 | 0 | 3,131.136 |
Total | 37684 | 38497 | 51454 | -7 | 5062 | 940 | 4110 | -1537 | 254 | 2800 | 14251 | 4157 | 1732 | 6 | 40,704.771 |
Caloosahatchee Conditions Summary: Flow to the Caloosahatchee Estuary had a 7-day average of 2,037 cfs at S-79 with a 7-day average of 1,557 cfs (76%) coming from the lake at S-77. The 14-day moving average flow at S-79 is 2,000 cfs and has been in the optimal flow envelope (750 - 2100 cfs; RECOVER 2020) for 33 days.
Lake Flows: In the past 7 days the total outflow from Lake Okeechobee was 29,873 AF with 21,618 AF to the Caloosahatchee through S-77, 8 AF through S-310 in Clewiston, and 7,831 AF to the EAA through S-351, S-352, and S-354. The total net inflow to the Lake was 8,017 AF (7,743 AF from Fisheating Creek, S-71, S-72, S-84s, S-65EX, and S-65EX1) with a total backflow volume of 274 AF from S310 and C10A. Water conservation areas received flows of 1,505 AF, 1,077 AF, and 6 AF at WCA1, WCA2, and WCA3, respectively. Everglades National Park received 21,316 AF.
Lake Okeechobee Level: 15.62 ft (Operational Management Band)
Lake Okeechobee Inflow: 396 cfs
Last Week: 15.74 ft
Lake Okeechobee Outflow: 1912 cfs
Weekly Rainfall Total:
WP Franklin ≥ 0.00"
Ortona ≥ 0.02"
Moore Haven ≥ 0.00"
Stage and recession rates this time for the current and last three water years | ||||
Date | Water Year | Stage | 7-Day Recession Rate | 30-Day Recession Rate |
12-27 | 2019 | 12.72 | -0.05 | -0.47 |
12-27 | 2020 | 13.03 | 0.05 | -0.10 |
12-27 | 2021 | 15.82 | -0.10 | -0.34 |
12-27 | 2022 | 15.63 A | -0.11 | -0.37 |
A Value estimated from average stage height across L001, L005, L006, LZ40, S133TW, S352HW & S4TW | ||||
B -0.5 ft 30-d⁻¹ maximum 30-day Recession Rate for HAB Deviation | ||||
Weekly (12/21 - 12/27) rainfall totals along the Caloosahatchee River | |
Mointoring Location 1 | Weekly |
S79 (WP Franklin) | 0.1 |
S78 (Ortona) | 0.2 |
S77 (Moore Haven) | 0.0 |
1 Data Source: SFWMD DBHYDRO (DBKEYS 16414,15495,16415) and USACE reports | |
2 Based on data from 12/21/2021 - 12/27/2021 | |
Weekly mean water quality sonde Chlorophyll and Phycocyanin concentration at monitoring locations across Lake Okeechobee | ||||
Site | 7-day Mean | 7-day Mean | Green Algal | Blue-green Algae |
L001 | 28 | 119 | Warning | High Concern |
L005 | 33 | 65 | Warning | High Concern |
L006 | 0 | 24 | Min. Concern | Min. Concern |
LZ40 | 10 | 3 | Min. Concern | Min. Concern |
POLESOUT1 | 52 | 117 | High Concern | High Concern |
POLESOUT3 | 83 | 7 | High Concern | Min. Concern |
1 Based on data from 12/22/2021 - 12/28/2021 | ||||
2 Chlorophyll Categories: | ||||
3 Phycocyanin Categories: | ||||
Cyanobacteria Index for Lake Okeechobee for 2021-12-26 (Data Source: NOAA NCCOS)
Of the 32 samples collected, cyanobacteria was dominate in 12 samples, 6 samples had toxins present ranging from 0.26 to 460 μg L⁻¹ (does not include non-detects).
Count of samples within each abundance category within the greater Caloosahatchee River Estuary (see grey box on map) | |
Cell Abundance (Cells L⁻¹) | Number |
not present/background (0-1,000) | 65 |
very low (>1,000-10,000) | 6 |
low (>10,000-100,000) | --- |
medium (>100,000-1,000,000) | --- |
high (>1,000,000) | --- |
Chlorophyll fluorescence for coastal southwest Florida for 2021-12-27 (Data Source: NOAA NCCOS)
Red Tide Prediction and Tracking for coastal Southwest Florida from FWC and USF link.
Upper and lower water column HAB (Red Tide) forecasted trajectories from Ocean Circulation Group at USF.
Statewide Gulf of Mexico coastal Red Tide forecast from FWC and USF.
Daily and 7-day moving mean discharge to Charlotte Harbor. | ||||
Date | USGS Site ID | Site Name | Daily Discharge (Ac-Ft d⁻¹) | Mean 7-d Discharge (Ac-Ft d⁻¹) |
12-27 | 02296750 | Peace River | 384.8 | 408.3 |
02297100 | Joshua Creek | 35.9 | 40.9 | |
02298202 | Shell Creek | 105.9 | 109.3 | |
02298880 | Myakka River | 75.8 | 81.7 | |
02299472 | Big Slough | 9.7 | 12.4 | |
'---' values indicate missing data either in the current day or past 7-days. | ||||
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Contact pjulian@sccf.org with questions